mirror of https://github.com/mpv-player/mpv
258 lines
8.6 KiB
C
258 lines
8.6 KiB
C
/*
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* This file is part of MPlayer.
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*
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* MPlayer is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* MPlayer is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with MPlayer; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef MPLAYER_CONTROL_H
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#define MPLAYER_CONTROL_H
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#include <sys/types.h>
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/*********************************************
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// Control info struct.
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//
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// This struct is the argument in a info call to a filter.
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*/
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// Argument types
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#define AF_CONTROL_TYPE_BOOL (0x0<<0)
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#define AF_CONTROL_TYPE_CHAR (0x1<<0)
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#define AF_CONTROL_TYPE_INT (0x2<<0)
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#define AF_CONTROL_TYPE_FLOAT (0x3<<0)
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#define AF_CONTROL_TYPE_STRUCT (0x4<<0)
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#define AF_CONTROL_TYPE_SPECIAL (0x5<<0) // a pointer to a function for example
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#define AF_CONTROL_TYPE_MASK (0x7<<0)
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// Argument geometry
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#define AF_CONTROL_GEOM_SCALAR (0x0<<3)
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#define AF_CONTROL_GEOM_ARRAY (0x1<<3)
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#define AF_CONTROL_GEOM_MATRIX (0x2<<3)
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#define AF_CONTROL_GEOM_MASK (0x3<<3)
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// Argument properties
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#define AF_CONTROL_PROP_READ (0x0<<5) // The argument can be read
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#define AF_CONTROL_PROP_WRITE (0x1<<5) // The argument can be written
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#define AF_CONTROL_PROP_SAVE (0x2<<5) // Can be saved
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#define AF_CONTROL_PROP_RUNTIME (0x4<<5) // Acessable during execution
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#define AF_CONTROL_PROP_CHANNEL (0x8<<5) // Argument is set per channel
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#define AF_CONTROL_PROP_MASK (0xF<<5)
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typedef struct af_control_info_s{
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int def; // Control enumrification
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char* name; // Name of argument
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char* info; // Description of what it does
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int flags; // Flags as defined above
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float max; // Max and min value
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float min; // (only aplicable on float and int)
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int xdim; // 1st dimension
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int ydim; // 2nd dimension (=0 for everything except matrix)
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size_t sz; // Size of argument in bytes
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int ch; // Channel number (for future use)
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void* arg; // Data (for future use)
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}af_control_info_t;
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/*********************************************
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// Extended control used with arguments that operates on only one
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// channel at the time
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*/
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typedef struct af_control_ext_s{
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void* arg; // Argument
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int ch; // Chanel number
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}af_control_ext_t;
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/*********************************************
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// Control parameters
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*/
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/* The control system is divided into 3 levels
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mandatory calls - all filters must answer to all of these
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optional calls - are optional
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filter specific calls - applies only to some filters
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*/
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#define AF_CONTROL_MANDATORY 0x10000000
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#define AF_CONTROL_OPTIONAL 0x20000000
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#define AF_CONTROL_FILTER_SPECIFIC 0x40000000
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// MANDATORY CALLS
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/* Reinitialize filter. The optional argument contains the new
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configuration in form of a af_data_t struct. If the filter does not
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support the new format the struct should be changed and AF_FALSE
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should be returned. If the incoming and outgoing data streams are
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identical the filter can return AF_DETACH. This will remove the
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filter. */
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#define AF_CONTROL_REINIT 0x00000100 | AF_CONTROL_MANDATORY
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// OPTIONAL CALLS
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/* Called just after creation with the af_cfg for the stream in which
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the filter resides as input parameter this call can be used by the
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filter to initialize itself */
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#define AF_CONTROL_POST_CREATE 0x00000100 | AF_CONTROL_OPTIONAL
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// Called just before destruction of a filter
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#define AF_CONTROL_PRE_DESTROY 0x00000200 | AF_CONTROL_OPTIONAL
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/* Commandline parameters. If there were any commandline parameters
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for this specific filter, they will be given as a char* in the
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argument */
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#define AF_CONTROL_COMMAND_LINE 0x00000300 | AF_CONTROL_OPTIONAL
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// FILTER SPECIFIC CALLS
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// Basic operations: These can be ored with any of the below calls
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// Set argument
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#define AF_CONTROL_SET 0x00000000
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// Get argument
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#define AF_CONTROL_GET 0x00000001
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// Get info about the control, i.e fill in everything except argument
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#define AF_CONTROL_INFO 0x00000002
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// Resample
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// Set output rate in resample
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#define AF_CONTROL_RESAMPLE_RATE 0x00000100 | AF_CONTROL_FILTER_SPECIFIC
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// Enable sloppy resampling
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#define AF_CONTROL_RESAMPLE_SLOPPY 0x00000200 | AF_CONTROL_FILTER_SPECIFIC
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// Set resampling accuracy
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#define AF_CONTROL_RESAMPLE_ACCURACY 0x00000300 | AF_CONTROL_FILTER_SPECIFIC
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// Format
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#define AF_CONTROL_FORMAT_FMT 0x00000400 | AF_CONTROL_FILTER_SPECIFIC
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// Channels
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// Set number of output channels in channels
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#define AF_CONTROL_CHANNELS 0x00000600 | AF_CONTROL_FILTER_SPECIFIC
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// Set number of channel routes
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#define AF_CONTROL_CHANNELS_ROUTES 0x00000700 | AF_CONTROL_FILTER_SPECIFIC
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// Set channel routing pair, arg is int[2] and ch is used
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#define AF_CONTROL_CHANNELS_ROUTING 0x00000800 | AF_CONTROL_FILTER_SPECIFIC
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// Set nuber of channel routing pairs, arg is int*
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#define AF_CONTROL_CHANNELS_NR 0x00000900 | AF_CONTROL_FILTER_SPECIFIC
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// Set make af_channels into a router
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#define AF_CONTROL_CHANNELS_ROUTER 0x00000A00 | AF_CONTROL_FILTER_SPECIFIC
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// Volume
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// Turn volume control on and off, arg is int*
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#define AF_CONTROL_VOLUME_ON_OFF 0x00000B00 | AF_CONTROL_FILTER_SPECIFIC
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// Turn soft clipping of the volume on and off, arg is binary
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#define AF_CONTROL_VOLUME_SOFTCLIP 0x00000C00 | AF_CONTROL_FILTER_SPECIFIC
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// Set volume level, arg is a float* with the volume for all the channels
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#define AF_CONTROL_VOLUME_LEVEL 0x00000D00 | AF_CONTROL_FILTER_SPECIFIC
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// Probed power level for all channels, arg is a float*
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#define AF_CONTROL_VOLUME_PROBE 0x00000E00 | AF_CONTROL_FILTER_SPECIFIC
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// Maximum probed power level for all channels, arg is a float*
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#define AF_CONTROL_VOLUME_PROBE_MAX 0x00000F00 | AF_CONTROL_FILTER_SPECIFIC
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// Compressor/expander
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// Turn compressor/expander on and off
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#define AF_CONTROL_COMP_ON_OFF 0x00001000 | AF_CONTROL_FILTER_SPECIFIC
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// Compression/expansion threshold [dB]
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#define AF_CONTROL_COMP_THRESH 0x00001100 | AF_CONTROL_FILTER_SPECIFIC
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// Compression/expansion attack time [ms]
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#define AF_CONTROL_COMP_ATTACK 0x00001200 | AF_CONTROL_FILTER_SPECIFIC
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// Compression/expansion release time [ms]
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#define AF_CONTROL_COMP_RELEASE 0x00001300 | AF_CONTROL_FILTER_SPECIFIC
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// Compression/expansion gain level [dB]
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#define AF_CONTROL_COMP_RATIO 0x00001400 | AF_CONTROL_FILTER_SPECIFIC
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// Noise gate
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// Turn noise gate on an off
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#define AF_CONTROL_GATE_ON_OFF 0x00001500 | AF_CONTROL_FILTER_SPECIFIC
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// Noise gate threshold [dB]
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#define AF_CONTROL_GATE_THRESH 0x00001600 | AF_CONTROL_FILTER_SPECIFIC
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// Noise gate attack time [ms]
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#define AF_CONTROL_GATE_ATTACK 0x00001700 | AF_CONTROL_FILTER_SPECIFIC
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// Noise gate release time [ms]
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#define AF_CONTROL_GATE_RELEASE 0x00001800 | AF_CONTROL_FILTER_SPECIFIC
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// Noise gate release range level [dB]
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#define AF_CONTROL_GATE_RANGE 0x00001900 | AF_CONTROL_FILTER_SPECIFIC
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// Pan
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// Pan levels, arg is a control_ext with a float*
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#define AF_CONTROL_PAN_LEVEL 0x00001A00 | AF_CONTROL_FILTER_SPECIFIC
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// Number of outputs from pan, arg is int*
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#define AF_CONTROL_PAN_NOUT 0x00001B00 | AF_CONTROL_FILTER_SPECIFIC
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// Balance, arg is float*; range -1 (left) to 1 (right), 0 center
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#define AF_CONTROL_PAN_BALANCE 0x00001C00 | AF_CONTROL_FILTER_SPECIFIC
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// Set equalizer gain, arg is a control_ext with a float*
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#define AF_CONTROL_EQUALIZER_GAIN 0x00001D00 | AF_CONTROL_FILTER_SPECIFIC
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// Delay length in ms, arg is a control_ext with a float*
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#define AF_CONTROL_DELAY_LEN 0x00001E00 | AF_CONTROL_FILTER_SPECIFIC
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// Subwoofer
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// Channel number which to insert the filtered data, arg in int*
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#define AF_CONTROL_SUB_CH 0x00001F00 | AF_CONTROL_FILTER_SPECIFIC
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// Cutoff frequency [Hz] for lowpass filter, arg is float*
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#define AF_CONTROL_SUB_FC 0x00002000 | AF_CONTROL_FILTER_SPECIFIC
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// Export
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#define AF_CONTROL_EXPORT_SZ 0x00003000 | AF_CONTROL_FILTER_SPECIFIC
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// ExtraStereo Multiplier
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#define AF_CONTROL_ES_MUL 0x00003100 | AF_CONTROL_FILTER_SPECIFIC
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// Center
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// Channel number which to inster the filtered data, arg in int*
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#define AF_CONTROL_CENTER_CH 0x00003200 | AF_CONTROL_FILTER_SPECIFIC
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// SineSuppress
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#define AF_CONTROL_SS_FREQ 0x00003300 | AF_CONTROL_FILTER_SPECIFIC
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#define AF_CONTROL_SS_DECAY 0x00003400 | AF_CONTROL_FILTER_SPECIFIC
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#define AF_CONTROL_PLAYBACK_SPEED 0x00003500 | AF_CONTROL_FILTER_SPECIFIC
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#define AF_CONTROL_SCALETEMPO_AMOUNT 0x00003600 | AF_CONTROL_FILTER_SPECIFIC
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#endif /* MPLAYER_CONTROL_H */
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